CN102560077A - Steel ingot turnover device - Google Patents
Steel ingot turnover device Download PDFInfo
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- CN102560077A CN102560077A CN2011103841433A CN201110384143A CN102560077A CN 102560077 A CN102560077 A CN 102560077A CN 2011103841433 A CN2011103841433 A CN 2011103841433A CN 201110384143 A CN201110384143 A CN 201110384143A CN 102560077 A CN102560077 A CN 102560077A
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- steel ingot
- turnover panel
- turning device
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Abstract
The invention discloses a steel ingot turnover device. The steel ingot turnover device is arranged at the input end of a receiving roll table in the conveying direction; the steel ingot turnover device comprises a turnover plate which can be horizontally embedded into the input end of the receiving roll table in a swinging mode, the bottom of the turnover plate is pivoted on a turnover plate pedestal, and the side wall of the turnover plate is connected to the output shaft of a speed reducer by a pull rod and a crank; and the crank, the pull rod and the turnover plate form a crank rocker mechanism. The steel ingot turnover device has a simple structure, the manufacturing and maintenance costs of equipment are greatly reduced, and the overhauling or maintenance period of the equipment is greatly prolonged; and the steel ingot turnover device is stable in performance, safe and reliable, can realize stable turnover of super-large steel ingots, is automatically controlled flexibly and conveniently, and meets the requirements of users for producing the super-large steel ingots of over 60t.
Description
Technical field
The invention relates to a kind of turning device of metallurgy industry extra-heavy duty type high temperature steel ingot, relate in particular to the steel ingot turning device of hot steel ingot upset in a kind of Wide and Thick Slab project soaking pit production link.
Background technology
After getting into 21st century; Recent years particularly; Fast development along with industries such as China's nuclear energy, military project, shipbuilding, thermal power generation, bridge construction, oil and gas development conveying, automobile and engineering machinery; Market is vigorous day by day to plate, the special heavy plate product demand of various different sizes, performance, and ingot casting once on the verge of being replaced, cogging just rolling production process are used again, and therefore iron and steel enterprise also establishes the Heavy Plate Production line of high yield rapidly; Wherein soaking pit is a steel ingot heating unit indispensable in this production technique, is a kind of key equipment that is used on steel industry plate, the Wide and Thick Slab production line.Because the singularity of soaking pit heating steel ingot, steel ingot must vertically be placed in stove; And after the turning device of steel ingot is installed on stokehold and stove, the shove charge of convenient special overweight large steel ingot with come out of the stove.
The special steel ingot upset that need be come level by turning device when steel ingot is gone into stove is for vertical, vises vertical steel ingot by clamp then and packs in the stove; After steel ingot is heated to the tapping temperature of setting; Ingot gripper crane through special use vertically hangs out steel ingot in stove; And put into the steel ingot turning device;, be positioned over reposefully and receive on the ingot roller-way the upset of vertical steel ingot through this steel ingot turning device, through roller-way steel ingot is transported to the milling train direction again.This steel ingot turning device also becomes indispensable equipment as soaking pit with the equipment that is connected of milling train, and its safety is directly connected to the ordinary production of mill.
All about 30T～40T, its material-uploading style is the suitable ingot buggy of a kind of ability to provide the auxiliary items to the specification of past traditional soaking pit heating steel ingot, and ingot buggy is installed on the electric car of trapped orbit and uses.There is following defective in this existing ingot buggy:
1. its driving part adopts direct-current machine to drag the worm gear-endless screw speed reduction unit, has adopted the DC control technology that falls behind in the control.
2. the worm gear-endless screw speed reduction unit profile wear under local function is serious, needs the frequent change spare part.After load was multiplied, the supporting capacity of this type speed reduction unit can not meet the demands far away.
3. bulky tipping bucket has adopted the integral casting process manufacturing, and this is for general plant, and difficulty is very big, and the casting cost is high.
4. existing ingot buggy can only be used for the upset of small dimension steel ingot, and along with the steel ingot specification develops (having reached 60t at present) to ultra-large type, this existing apparatus can't satisfy request for utilization.
Heating steel ingot for 30T～40T; A kind of in addition material-uploading style that adopts mostly at present is the mode of the direct material loading of clamp clamping; It is clamp clamping heated steel ingot; Directly slowly be positioned over the reception roller-way, the result who causes like this is: owing to the continuous impact of steel ingot, be prone to cause the excessive damage of roller-way; And the technical level of operators of crane had relatively high expectations, majority can not be placed at centering roller-way center in the steel ingot put procedure, influences the normally rolling of follow-up entering milling train; The storage period of accomplishing a steel ingot is also longer;
Thus, the inventor relies on experience and the practice of being engaged in relevant industries for many years, proposes a kind of steel ingot turning device, to overcome the defective of prior art.
Summary of the invention
The object of the present invention is to provide a kind of simple in structure, stable performance, safe and reliable steel ingot turning device, to satisfy the requirement that the user produces the above super large-scale steel ingot of 60t.
The objective of the invention is to realize like this, a kind of steel ingot turning device, this steel ingot turning device are arranged on the input terminus that receives roller-way along throughput direction; This steel ingot turning device comprises that swingingly level is embedded at the turnover panel that receives the roller-way input terminus, and this turnover panel bottom is articulated on the turnover panel pedestal, and the turnover panel sidewall is connected in the output shaft of a step-down gear by pull bar and crank; Constitute a crank and rocker mechanism by said crank, pull bar and turnover panel.
In a preferred embodiments of the present invention, said turnover panel by two vertical curb girders, laterally be connected the base plate of two vertical curb girder bottoms and a plurality of crossbeams of being arranged between two vertical curb girders at interval constitute; Said vertical curb girder is parallel with the roller-way throughput direction, is respectively equipped with on said vertical curb girder a plurality ofly can stride the deep-slotted chip breaker of being located at the roller end; Said crossbeam is located at each deep-slotted chip breaker both sides abreast; When the turnover panel level was embedded at the reception roller-way, said each crossbeam was between roller, and the end face of each crossbeam is lower than the upper surface that receives roller-way.
In a preferred embodiments of the present invention, said turnover panel is reciprocally swinging between level and upright two positions; The angle of said erect position and level attitude greater than 75 the degree and less than 90 degree scopes in.
In a preferred embodiments of the present invention, be provided with fixed beam in said turnover panel pedestal front side, fixed beam is interval with two projections that make progress; Corresponding said two projections are provided with gap on the base plate of said turnover panel; When turnover panel was in erect position, said projection saw through said gap and just is in the position that is higher than base plate.
In a preferred embodiments of the present invention, said turnover panel upper fixed is provided with insulation plate.
In a preferred embodiments of the present invention, said step-down gear adopts the general hard flank of tooth cylindrical gear reducer of large speed ratio; Said step-down gear is driven by the shaft coupling of speed control by frequency variation alternating current machine through the band brake dish.
In a preferred embodiments of the present invention, the retarding disc of said shaft coupling is provided with four groups of pneumatic tongs disc brakes.
In a preferred embodiments of the present invention, said step-down gear is a both-end output shaft type, and the two ends output shaft is connected in the turnover panel two side through crank and pull bar respectively.
In a preferred embodiments of the present invention, the mode that adopts shrink-fit to add double bond structure between said crank and the speed reducer output shaft is connected.
In a preferred embodiments of the present invention, said pull bar is connected in crank by first rotating shaft, is connected in turnover panel by second rotating shaft; Be fixed with anti-wearing liner respectively in the axis hole at said pull bar two ends; Said first rotating shaft, second rotating shaft all are articulated in corresponding anti-wearing liner; First rotating shaft is fixedly connected on crank, and second rotating shaft is fixedly connected on turnover panel.
From the above mentioned, steel ingot turning device of the present invention is simple in structure, greatly reduces the manufacturing and the maintenance cost of equipment, and the maintenance of equipment, maintenance intervals are prolonged greatly; This steel ingot turning device stable performance, safe and reliable can realize the steady upset of ultra-large type steel ingot, controls flexiblely automatically, has satisfied the requirement that the user produces the above super large-scale steel ingot of 60t.
Description of drawings
Following accompanying drawing only is intended to the present invention is done schematic illustration and explanation, not delimit the scope of the invention.Wherein:
Fig. 1: be the structural representation of steel ingot turning device of the present invention.
Fig. 2: be the schematic top plan view of Fig. 1.
Fig. 3: be the schematic side view of Fig. 1.
Embodiment
To understand in order technical characterictic of the present invention, purpose and effect being had more clearly, to contrast description of drawings embodiment of the present invention at present.
Like Fig. 1, Fig. 2, shown in Figure 3, the present invention proposes a kind of steel ingot turning device 100, and this steel ingot turning device 100 is arranged on the input terminus that receives roller-way 9 along throughput direction; This steel ingot turning device 100 comprises that swingingly level is embedded at the turnover panel 1 that receives roller-way 9 input terminuss, and this turnover panel 1 bottom is articulated on the turnover panel pedestal 8, and turnover panel 1 sidewall is connected in the output shaft of a step-down gear 4 by pull bar 2 and crank 3; Constitute a crank and rocker mechanism by said crank 3, pull bar 2 and turnover panel 1.
From the above mentioned, steel ingot turning device of the present invention is simple in structure, greatly reduces the manufacturing and the maintenance cost of equipment, and the maintenance of equipment, maintenance intervals are prolonged greatly; This steel ingot turning device stable performance, safe and reliable can realize the steady upset of ultra-large type steel ingot, controls flexiblely automatically, has satisfied the requirement that the user produces the above super large-scale steel ingot of 60t.
Further, in this embodiment, like Fig. 1, Fig. 2, shown in Figure 3, said turnover panel 1 is by two vertical curb girders 11, laterally is connected the base plate 12 of two vertical curb girder bottoms and a plurality of crossbeams 13 of being arranged between two vertical curb girders at interval constitute; Said vertical curb girder 11 is parallel with the roller-way throughput direction, is respectively equipped with on said vertical curb girder 11 a plurality ofly can stride the deep-slotted chip breaker 111 of being located at roller 91 ends; Said crossbeam 13 is located at each deep-slotted chip breaker 111 both sides abreast; When being level, turnover panel 1 is embedded at when receiving roller-way 9; Said each crossbeam 13 is between the roller 91 just; And the end face 131 of each crossbeam 13 is lower than the upper surface 92 that receives roller-way 9, throws off the smooth delivery of power of realization steel ingot fully with the crossbeam 13 of turnover panel when guaranteeing that the steel ingot of carrying 7 falls within roller-way entirely.
As shown in Figure 1, in this embodiment, said turnover panel 1 is reciprocally swinging (said level attitude and erect position can be two dead-centre positions of crank and rocker mechanism) between level and upright two positions; Turnover panel 1 is in erect position and receives the steel ingot 7 that clamp is sent here, and it is upright that this erect position is not 90 ° of vertical level, the angle of said erect position and level attitude greater than 75 spend and less than 90 degree scopes in; Preferably, be upright, and tend to receive roller-way 9 one sides 10 degree with angle 80 degree of level attitude; So not only can avoid steel ingot 7 accidents to swing to power train and unify side, and can make the rotating shaft center of steel ingot 7 centers of gravity, reduce the startup driving moment of turnover panel 1 near turnover panel 1.
Like Fig. 1, Fig. 2, shown in Figure 3, be provided with a fixed beam 6 in the front side of said turnover panel pedestal 8, fixed beam 6 is interval with two projections that make progress 61; Corresponding said two projections 61 are provided with gap 121 on the base plate 12 of said turnover panel 1; When turnover panel 1 is in erect position; Said projection 61 sees through said gap 121 and just is in the position that is higher than base plate 12; Make that steel ingot 7 bottoms that fall into turnover panel 1 are not directly to touch turnover panel base plate 12; But touching the fixed beam 6 on the basis earlier, steel ingot 7 progressively relies on turnover panel 1 in unclamping the process of clamp then; When this structure can prevent or alleviate steel ingot 7 and falls into turnover panel 1 to the impact of equipment.
Further, as shown in the figure in this embodiment, for the radiation heat transfer of avoiding steel ingot 7 to transmission system, on turnover panel 1, be set with insulation plate 14; While insulation plate 14 can prevent that also steel ingot 7 accident when putting into turnover panel 1 from tilting and going to the step-down gear direction; In let-down steel ingot process, insulation plate 14 also can play certain guide effect, makes things convenient for the go into bit manipulation of crane personnel to steel ingot, thereby smoothly steel ingot 7 is put into turnover panel.
In this embodiment, said step-down gear 4 adopts the general hard flank of tooth cylindrical gear reducer of large speed ratio; Said step-down gear is driven by the shaft coupling 52 of speed control by frequency variation alternating current machine 51 through the band brake dish.The retarding disc of said shaft coupling 52 is provided with four groups of pneumatic tongs disc brakes 521.Install stopper additional, the one, turnover panel can accurately be parked in and require the position, and the 2nd, can Brake stop when motor, step-down gear accident power-off or fault.
Further, high temperature resistant, the shock resistance of step-down gear; Said step-down gear 4 is a both-end output shaft type, and output shaft not only will transmit moment of torsion but also want and can carry bigger radial force and moment of flexure effect, and two ends output shaft 41 is connected in the two side of turnover panel 1 respectively through crank 3 and pull bar 2; In this embodiment, the mode that adopts shrink-fit to add double bond structure between said crank 3 and the speed reducer output shaft 41 is connected; Two keys are symmetrically arranged, adopt double bond structure not only can transmit a part of moment of torsion but also in the assembling of crank, can play the guiding role, and avoid forming angle between the crank of the left and right sides and make left and right sides pull bar unbalance stress, thereby influence the normal upset of turnover panel.
In this embodiment, said pull bar 2 is connected in crank 3 by first rotating shaft 21, is connected in turnover panel 1 by second rotating shaft 22; Be fixed with the anti-wearing liner (not shown) respectively in the axis hole at said pull bar 2 two ends; Said first rotating shaft 21, second rotating shaft 22 all adopt running fit to be articulated in corresponding anti-wearing liner; First rotating shaft 21 is adopted shrink-fit to be fixedly connected on crank 3, the second rotating shafts 22 employing shrink-fit and is fixedly connected on turnover panel 1.This structure is applicable to the running of heavy-duty low-speed.
Make description in the face of the use of steel ingot turning device of the present invention down:
During this turning device off working state, be in erect position; This moment, turnover panel just was seated on the fixed beam, can avoid pull bar, rotary crank, rotating shaft stressed for a long time.The rotary crank revolution moves a week, and turnover panel is accomplished a upset cycle, just accomplishes upright---level---upright process, and turnover panel flip angle (turnover panel and horizontal angle) forwards 0 ° to by 80 °, forwards 80 ° again to.
When turning device work begins; Turnover panel is in erect position, and stopper is in braking mode, and clamp clamping this moment heated steel ingot slowly falls along insulation plate; After the steel ingot bottom touches the projection of fixed beam; Steel ingot is inclined to the turnover panel crossbeam gradually, and unclamp clamp and remove this moment, accomplishes the handling of steel ingot.Then, according to production technique arrangement, release brake; Starter motor, rotary crank begin to rotate, and promote turnover panel through pull bar and begin turning; After the steel ingot center of gravity turns over turnover panel pedestal center; Pull bar becomes pulling force by thrust for the power of turnover panel, and along with the angle of turnover panel and horizontal plane is more and more littler, pulling force is also increasing; Reversal rate can be realized according to the frequency conversion frequency of productive temp through the adjustment motor; When turnover panel was turned to soon near level, steel ingot began to touch reception roller-way roll surface, and when turnover panel was turned to level, steel ingot fell within fully and receives on the roller-way; Brake drive-motor this moment, receive electric machines for roller and begin to start, steel ingot is sent into rolling line along with the rotational conveyance of roller goes out turnover panel; Follow release brake, drive-motor continues to start working, and crank continues rotation; Turnover panel begins turning rise under the drawing high of pull bar, when being turned to erect position; Turnover panel just is seated on the fixed beam, and this moment, braking motor restarted next piece come out of the stove lifting, upset and the conveying of steel ingot.
Beneficial effect of the present invention:
1. can realize the steady upset of ultra-large type steel ingot, satisfy the requirement that the user produces the above super large-scale steel ingot of 60t.
2. simple in structure, greatly reduce the manufacturing and the maintenance cost of equipment, the maintenance of equipment, maintenance intervals are prolonged greatly.
3. abandon the DC control technology that falls behind on the type of drive, adopted current advanced person's ac variable speed technology, made control simple more, flexible, be easy to realize the PLC full automatic control; Can realize big ingot at a slow speed according to the varying in size of ingot shape, little ingot is different operation modes fast
4. step-down gear has adopted the general hard flank of tooth cylinder gear speed reducer of large speed ratio, and it is serious to have overcome worm gear-endless screw speed reduction unit profile wear, the problem of frequent change spare part.
5. to the impact of equipment, steel ingot is reduced to minimum to the impact of equipment in the time of can preventing or alleviate steel ingot and fall into turnover panel.
6. insulation plate is set to prevent of the thermal radiation influence of high-temperature steel ingot to equipment.
The above is merely the schematic embodiment of the present invention, is not in order to limit scope of the present invention.Any those skilled in the art, equivalent variations of under the prerequisite that does not break away from design of the present invention and principle, having done and modification all should belong to the scope that the present invention protects.
Claims (10)
1. steel ingot turning device, this steel ingot turning device are arranged on the input terminus that receives roller-way along throughput direction; It is characterized in that: this steel ingot turning device comprises that swingingly level is embedded at the turnover panel that receives the roller-way input terminus, and this turnover panel bottom is articulated on the turnover panel pedestal, and the turnover panel sidewall is connected in the output shaft of a step-down gear by pull bar and crank; Constitute a crank and rocker mechanism by said crank, pull bar and turnover panel.
2. steel ingot turning device as claimed in claim 1 is characterized in that: said turnover panel by two vertical curb girders, laterally be connected the base plate of two vertical curb girder bottoms and a plurality of crossbeams of being arranged between two vertical curb girders at interval constitute; Said vertical curb girder is parallel with the roller-way throughput direction, is respectively equipped with on said vertical curb girder a plurality ofly can stride the deep-slotted chip breaker of being located at the roller end; Said crossbeam is located at each deep-slotted chip breaker both sides abreast; When the turnover panel level was embedded at the reception roller-way, said each crossbeam was between roller, and the end face of each crossbeam is lower than the upper surface that receives roller-way.
3. steel ingot turning device as claimed in claim 1 is characterized in that: said turnover panel is reciprocally swinging between level and upright two positions; The angle of said erect position and level attitude greater than 75 the degree and less than 90 degree scopes in.
4. steel ingot turning device as claimed in claim 3 is characterized in that: be provided with fixed beam in said turnover panel pedestal front side, fixed beam is interval with two projections that make progress; Corresponding said two projections are provided with gap on the base plate of said turnover panel; When turnover panel was in erect position, said projection saw through said gap and just is in the position that is higher than base plate.
5. steel ingot turning device as claimed in claim 1 is characterized in that: said turnover panel upper fixed is provided with insulation plate.
6. steel ingot turning device as claimed in claim 1 is characterized in that: said step-down gear adopts the general hard flank of tooth cylindrical gear reducer of large speed ratio; Said step-down gear is driven by the shaft coupling of speed control by frequency variation alternating current machine through the band brake dish.
7. steel ingot turning device as claimed in claim 6 is characterized in that: the retarding disc of said shaft coupling is provided with four groups of pneumatic tongs disc brakes.
8. steel ingot turning device as claimed in claim 1 is characterized in that: said step-down gear is a both-end output shaft type, and the two ends output shaft is connected in the turnover panel two side through crank and pull bar respectively.
9. steel ingot turning device as claimed in claim 8 is characterized in that: the mode that adopts shrink-fit to add double bond structure between said crank and the speed reducer output shaft is connected.
10. steel ingot turning device as claimed in claim 1 is characterized in that: said pull bar is connected in crank by first rotating shaft, is connected in turnover panel by second rotating shaft; Be fixed with anti-wearing liner respectively in the axis hole at said pull bar two ends; Said first rotating shaft, second rotating shaft all are articulated in corresponding anti-wearing liner; First rotating shaft is fixedly connected on crank, and second rotating shaft is fixedly connected on turnover panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103841433A CN102560077A (en) | 2011-11-28 | 2011-11-28 | Steel ingot turnover device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103841433A CN102560077A (en) | 2011-11-28 | 2011-11-28 | Steel ingot turnover device |
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| CN102560077A true CN102560077A (en) | 2012-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011103841433A Pending CN102560077A (en) | 2011-11-28 | 2011-11-28 | Steel ingot turnover device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103586293A (en) * | 2013-10-31 | 2014-02-19 | 中冶南方(武汉)威仕工业炉有限公司 | Steel receiving turning machine |
| CN106743434A (en) * | 2017-02-21 | 2017-05-31 | 北新集团建材股份有限公司 | Plasterboard panel turnover device |
| CN114655721A (en) * | 2022-03-25 | 2022-06-24 | 吉林大学 | Unloading mechanism capable of overturning by 180 degrees |
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2011
- 2011-11-28 CN CN2011103841433A patent/CN102560077A/en active Pending
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103586293A (en) * | 2013-10-31 | 2014-02-19 | 中冶南方(武汉)威仕工业炉有限公司 | Steel receiving turning machine |
| CN106743434A (en) * | 2017-02-21 | 2017-05-31 | 北新集团建材股份有限公司 | Plasterboard panel turnover device |
| CN106743434B (en) * | 2017-02-21 | 2019-05-17 | 北新集团建材股份有限公司 | Plasterboard panel turnover device |
| CN114655721A (en) * | 2022-03-25 | 2022-06-24 | 吉林大学 | Unloading mechanism capable of overturning by 180 degrees |
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Application publication date: 20120711 |